Pyle PLPW8D 800W 8 inch Dual Voice Coil 4 Ohm Subwoofer, Black

800 WATTS POWER: This 8" car subwoofer delivers 400 watts RMS power up to a maximum of 800 watts, producing high sound resonance. The subwoofer is also equipped with spring-loaded connection terminals that improve sound quality. UNMATCHED PERFORMANCE: Built with a 40oz magnet to strengthen the car's audio system, producing powerful and unparalleled performance. The car stereo offers a sensitivity or SPL of 89dB for perfect clarity. DOUBLE MOBILE COIL: This speaker is equipped with a dual impedance of 4 Ohms, which can be wired in 4 or 8 Ohms. 1.5 inch 4-layer voice coil is corrosion resistant for extended service life. TREATED FOAM SUSPENSION: The car subwoofer is designed entirely of foam treated for durability, the car radio speaker has a non-tiring suspension that protects the equipment. This car subwoofer has a neat design with an unpressed paper membrane and a black plastic basket. 9.4CM INSTALLATION DEPTH: Easy to install with its 9.5cm mounting depth, the active subwoofer fits most audio systems for cars, boats or RVs. The total diameter is 20.8 cm. Included are the necessary cables, mounting template and manual.